package 结构型模式.代理模式.静态代理;

public class ProxyPoint implements SellTickets{
    private TrainStation trainStation=new TrainStation();//为了跟火车站产生耦合
    @Override
    public void sell() {
        System.out.println("代售点收取服务费用");
        trainStation.sell();
    }
}
